Someone going through or coming out of the medium they are presented in, such a coming out of a page or screen. This typically implies crossing over from a fictional world to reality.
This may be a fourth wall break, but does not have to be - the medium may be an object in the work, rather than being the work itself.
The following tags implicate this tag: through_mirror, through_page, through_painting, and through_screen (learn more).
